public class Ex_99 {
    public static void main(String[] args){
        for (int i = 1 ; i <= 9 ; i++){
            for (int j = 1 ; j <= i ; j++){
                if (i >= j){
                    System.out.print(j + "x" + i +"=" + i*j +"\t");
                }
            }
            System.out.println(" ");
        }
    }
}